ST STM32 User Manual

Revision history UM1974
84/85 UM1974 Rev 9
28-Aug-2020 8
Removed Electrical schematics.
Added Appendix B: CE conformity and updated Appendix A:
Federal Communications Commission (FCC) and ISED
Canada Compliance Statements.
Updated Figure 3.
Reorganized Section 6.13: Extension connectors.
Revised the beginning of the document:
– Updated the document title
– Updated Section 1: Features, Section 2: Ordering
information, Section 3.2: Development toolchains and
Section 3.3: Demonstration software
– Added Section 2.1: Product marking and Section 2.2:
Codification
11-Jan-2023 9
Updated the USART3 default configuration in Table 9.
Added Chapter 7: Nucleo-144 (MB1137) information.
Updated Chapter 1: Features, Chapter 2: Ordering information,
and Chapter 3: Development environment.
Updated Section 8.2: ISED Compliance Statement.
Updated Figure 4, Figure 5, Figure 9, and Figure 10.
Removed the references to Arm
®
Mbed™.
Table 25. Document revision history (continued)
Date Revision Changes

ST STM32 Specifications

General

Series	STM32
Category	Microcontrollers
Core	ARM Cortex-M0, Cortex-M0+, Cortex-M3, Cortex-M4, Cortex-M7, Cortex-M33
Clock Speed	Up to 480 MHz
GPIO Pins	Up to 144
Communication Interfaces	I2C, SPI, USART, USB, CAN, Ethernet
Package Types	LQFP, BGA, WLCSP
ADC Resolution	12-bit, 16-bit (varies by series)
DAC Resolution	12-bit (varies by series)
Operating Temperature	-40°C to +85°C or +105°C